/*
 * Copyright 2006-2018 The MZmine 2 Development Team
 * 
 * This file is part of MZmine 2.
 * 
 * MZmine 2 is free software; you can redistribute it and/or modify it under the terms of the GNU
 * General Public License as published by the Free Software Foundation; either version 2 of the
 * License, or (at your option) any later version.
 * 
 * MZmine 2 is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without
 * even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License along with MZmine 2; if not,
 * write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301
 * USA
 */

package net.sf.mzmine.taskcontrol.impl;

import net.sf.mzmine.taskcontrol.Task;
import net.sf.mzmine.taskcontrol.TaskPriority;

/**
 * Wrapper class for Tasks that stores additional information
 */
public class WrappedTask {

  private Task task;
  private TaskPriority priority;
  private WorkerThread assignedTo;

  WrappedTask(Task task, TaskPriority priority) {
    this.task = task;
    this.priority = priority;
  }

  /**
   * @return Returns the priority.
   */
  TaskPriority getPriority() {
    return priority;
  }

  /**
   * @param priority The priority to set.
   */
  void setPriority(TaskPriority priority) {
    this.priority = priority;
    if (assignedTo != null) {
      switch (priority) {
        case HIGH:
          assignedTo.setPriority(Thread.MAX_PRIORITY);
          break;
        case NORMAL:
          assignedTo.setPriority(Thread.NORM_PRIORITY);
          break;
      }
    }
  }

  /**
   * @return Returns the assigned.
   */
  boolean isAssigned() {
    return assignedTo != null;
  }

  void assignTo(WorkerThread thread) {
    assignedTo = thread;
  }

  /**
   * @return Returns the task.
   */
  public synchronized Task getActualTask() {
    return task;
  }

  public synchronized String toString() {
    return task.getTaskDescription();
  }

  synchronized void removeTaskReference() {
    task = new FinishedTask(task);
  }

}
